﻿using System;

class PointsWithinCircle

        // Write an expression that checks if given point (x,  y) is within a circle K (O, 5).

{
    static void Main()
    {
        Console.Write("Enter the X coordinates: ");
        double x = double.Parse(Console.ReadLine());
        Console.Write("Enter the Y coordinates: ");
        double y = double.Parse(Console.ReadLine());
        if ((x * x + y * y) <= 25)
        Console.WriteLine("The point with coordinates {0} and {1} is within a circle K (0, 5)", x, y);
        else
        Console.WriteLine("The point with coordinates {0} and {1} is not within a circle K (0, 5)", x, y);
    }
}

